ParserOutput.php

   1 <?php
   2 /**
   3  * @todo document
   4  * @ingroup Parser
   5  */
   6 class ParserOutput
   7 {
   8         var $mText,                       # The output text
   9                 $mLanguageLinks,              # List of the full text of language links, in the order they appear
  10                 $mCategories,                 # Map of category names to sort keys
  11                 $mContainsOldMagic,           # Boolean variable indicating if the input contained variables like {{CURRENTDAY}}
  12                 $mTitleText,                  # title text of the chosen language variant
  13                 $mCacheTime = '',             # Time when this object was generated, or -1 for uncacheable. Used in ParserCache.
  14                 $mVersion = Parser::VERSION,  # Compatibility check
  15                 $mLinks = array(),            # 2-D map of NS/DBK to ID for the links in the document. ID=zero for broken.
  16                 $mTemplates = array(),        # 2-D map of NS/DBK to ID for the template references. ID=zero for broken.
  17                 $mTemplateIds = array(),      # 2-D map of NS/DBK to rev ID for the template references. ID=zero for broken.
  18                 $mImages = array(),           # DB keys of the images used, in the array key only
  19                 $mExternalLinks = array(),    # External link URLs, in the key only
  20                 $mNewSection = false,         # Show a new section link?
  21                 $mHideNewSection = false,     # Hide the new section link?
  22                 $mNoGallery = false,          # No gallery on category page? (__NOGALLERY__)
  23                 $mHeadItems = array(),        # Items to put in the <head> section
  24                 $mOutputHooks = array(),      # Hook tags as per $wgParserOutputHooks
  25                 $mWarnings = array(),         # Warning text to be returned to the user. Wikitext formatted, in the key only
  26                 $mSections = array(),         # Table of contents
  27                 $mProperties = array(),       # Name/value pairs to be cached in the DB
  28                 $mTOCHTML = '';               # HTML of the TOC
  29         private $mIndexPolicy = '';           # 'index' or 'noindex'?  Any other value will result in no change.
  30
  31         /**
  32          * Overridden title for display
  33          */
  34         private $displayTitle = false;
  35
  36         function ParserOutput( $text = '', $languageLinks = array(), $categoryLinks = array(),
  37                 $containsOldMagic = false, $titletext = '' )
  38         {
  39                 $this->mText = $text;
  40                 $this->mLanguageLinks = $languageLinks;
  41                 $this->mCategories = $categoryLinks;
  42                 $this->mContainsOldMagic = $containsOldMagic;
  43                 $this->mTitleText = $titletext;
  44         }
  45
  46         function getText()                   { return $this->mText; }
  47         function &getLanguageLinks()         { return $this->mLanguageLinks; }
  48         function getCategoryLinks()          { return array_keys( $this->mCategories ); }
  49         function &getCategories()            { return $this->mCategories; }
  50         function getCacheTime()              { return $this->mCacheTime; }
  51         function getTitleText()              { return $this->mTitleText; }
  52         function getSections()               { return $this->mSections; }
  53         function &getLinks()                 { return $this->mLinks; }
  54         function &getTemplates()             { return $this->mTemplates; }
  55         function &getImages()                { return $this->mImages; }
  56         function &getExternalLinks()         { return $this->mExternalLinks; }
  57         function getNoGallery()              { return $this->mNoGallery; }
  58         function getSubtitle()               { return $this->mSubtitle; }
  59         function getOutputHooks()            { return (array)$this->mOutputHooks; }
  60         function getWarnings()               { return array_keys( $this->mWarnings ); }
  61         function getIndexPolicy()            { return $this->mIndexPolicy; }
  62         function getTOCHTML()                { return $this->mTOCHTML; }
  63
  64         function containsOldMagic()          { return $this->mContainsOldMagic; }
  65         function setText( $text )            { return wfSetVar( $this->mText, $text ); }
  66         function setLanguageLinks( $ll )     { return wfSetVar( $this->mLanguageLinks, $ll ); }
  67         function setCategoryLinks( $cl )     { return wfSetVar( $this->mCategories, $cl ); }
  68         function setContainsOldMagic( $com ) { return wfSetVar( $this->mContainsOldMagic, $com ); }
  69         function setCacheTime( $t )          { return wfSetVar( $this->mCacheTime, $t ); }
  70         function setTitleText( $t )          { return wfSetVar( $this->mTitleText, $t ); }
  71         function setSections( $toc )         { return wfSetVar( $this->mSections, $toc ); }
  72         function setIndexPolicy( $policy )   { return wfSetVar( $this->mIndexPolicy, $policy ); }
  73         function setTOCHTML( $tochtml )      { return wfSetVar( $this->mTOCHTML, $tochtml ); }
  74
  75         function addCategory( $c, $sort )    { $this->mCategories[$c] = $sort; }
  76         function addLanguageLink( $t )       { $this->mLanguageLinks[] = $t; }
  77         function addWarning( $s )            { $this->mWarnings[$s] = 1; }
  78
  79         function addOutputHook( $hook, $data = false ) {
  80                 $this->mOutputHooks[] = array( $hook, $data );
  81         }
  82
  83         function setNewSection( $value ) {
  84                 $this->mNewSection = (bool)$value;
  85         }
  86         function hideNewSection ( $value ) {
  87                 $this->mHideNewSection = (bool)$value;
  88         }
  89         function getHideNewSection () {
  90                 return (bool)$this->mHideNewSection;
  91         }
  92         function getNewSection() {
  93                 return (bool)$this->mNewSection;
  94         }
  95
  96         function addExternalLink( $url ) {
  97                 # We don't register links pointing to our own server, unless... :-)
  98                 global $wgServer, $wgRegisterInternalExternals;
  99                 if( $wgRegisterInternalExternals or stripos($url,$wgServer.'/')!==0)
 100                         $this->mExternalLinks[$url] = 1;
 101         }
 102
 103         function addLink( $title, $id = null ) {
 104                 if ( $title->isExternal() ) {
 105                         // Don't record interwikis in pagelinks
 106                         return;
 107                 }
 108                 $ns = $title->getNamespace();
 109                 $dbk = $title->getDBkey();
 110                 if ( $ns == NS_MEDIA ) {
 111                         // Normalize this pseudo-alias if it makes it down here...
 112                         $ns = NS_FILE;
 113                 } elseif( $ns == NS_SPECIAL ) {
 114                         // We don't record Special: links currently
 115                         // It might actually be wise to, but we'd need to do some normalization.
 116                         return;
 117                 } elseif( $dbk === '' ) {
 118                         // Don't record self links -  [[#Foo]]
 119                         return;
 120                 }
 121                 if ( !isset( $this->mLinks[$ns] ) ) {
 122                         $this->mLinks[$ns] = array();
 123                 }
 124                 if ( is_null( $id ) ) {
 125                         $id = $title->getArticleID();
 126                 }
 127                 $this->mLinks[$ns][$dbk] = $id;
 128         }
 129
 130         function addImage( $name ) {
 131                 $this->mImages[$name] = 1;
 132         }
 133
 134         function addTemplate( $title, $page_id, $rev_id ) {
 135                 $ns = $title->getNamespace();
 136                 $dbk = $title->getDBkey();
 137                 if ( !isset( $this->mTemplates[$ns] ) ) {
 138                         $this->mTemplates[$ns] = array();
 139                 }
 140                 $this->mTemplates[$ns][$dbk] = $page_id;
 141                 if ( !isset( $this->mTemplateIds[$ns] ) ) {
 142                         $this->mTemplateIds[$ns] = array();
 143                 }
 144                 $this->mTemplateIds[$ns][$dbk] = $rev_id; // For versioning
 145         }
 146
 147         /**
 148          * Return true if this cached output object predates the global or
 149          * per-article cache invalidation timestamps, or if it comes from
 150          * an incompatible older version.
 151          *
 152          * @param string $touched the affected article's last touched timestamp
 153          * @return bool
 154          * @public
 155          */
 156         function expired( $touched ) {
 157                 global $wgCacheEpoch;
 158                 return $this->getCacheTime() == -1 || // parser says it's uncacheable
 159                        $this->getCacheTime() < $touched ||
 160                        $this->getCacheTime() <= $wgCacheEpoch ||
 161                        !isset( $this->mVersion ) ||
 162                        version_compare( $this->mVersion, Parser::VERSION, "lt" );
 163         }
 164
 165         /**
 166          * Add some text to the <head>.
 167          * If $tag is set, the section with that tag will only be included once
 168          * in a given page.
 169          */
 170         function addHeadItem( $section, $tag = false ) {
 171                 if ( $tag !== false ) {
 172                         $this->mHeadItems[$tag] = $section;
 173                 } else {
 174                         $this->mHeadItems[] = $section;
 175                 }
 176         }
 177
 178         /**
 179          * Override the title to be used for display
 180          * -- this is assumed to have been validated
 181          * (check equal normalisation, etc.)
 182          *
 183          * @param string $text Desired title text
 184          */
 185         public function setDisplayTitle( $text ) {
 186                 $this->displayTitle = $text;
 187         }
 188
 189         /**
 190          * Get the title to be used for display
 191          *
 192          * @return string
 193          */
 194         public function getDisplayTitle() {
 195                 return $this->displayTitle;
 196         }
 197
 198         /**
 199          * Fairly generic flag setter thingy.
 200          */
 201         public function setFlag( $flag ) {
 202                 $this->mFlags[$flag] = true;
 203         }
 204
 205         public function getFlag( $flag ) {
 206                 return isset( $this->mFlags[$flag] );
 207         }
 208
 209         /**
 210          * Set a property to be cached in the DB
 211          */
 212         public function setProperty( $name, $value ) {
 213                 $this->mProperties[$name] = $value;
 214         }
 215
 216         public function getProperty( $name ){
 217                 return isset( $this->mProperties[$name] ) ? $this->mProperties[$name] : false;
 218         }
 219
 220         public function getProperties() {
 221                 if ( !isset( $this->mProperties ) ) {
 222                         $this->mProperties = array();
 223                 }
 224                 return $this->mProperties;
 225         }
 226 }